566 lines
18 KiB
Vue
566 lines
18 KiB
Vue
<template>
|
||
<view class="u-upload" :style="[$u.addStyle(customStyle)]">
|
||
<view class="u-upload__wrap" >
|
||
<template v-if="previewImage">
|
||
<view
|
||
class="u-upload__wrap__preview"
|
||
v-for="(item, index) in lists"
|
||
:key="index"
|
||
>
|
||
<image
|
||
v-if="item.isImage || (item.type && item.type === 'image')"
|
||
:src="item.thumb || item.url"
|
||
:mode="imageMode"
|
||
class="u-upload__wrap__preview__image"
|
||
@tap="onPreviewImage(item)"
|
||
:style="[{
|
||
width: $u.addUnit(width),
|
||
height: $u.addUnit(height)
|
||
}]"
|
||
/>
|
||
<view
|
||
v-else
|
||
class="u-upload__wrap__preview__other"
|
||
>
|
||
<u-icon
|
||
color="#80CBF9"
|
||
size="26"
|
||
:name="item.isVideo || (item.type && item.type === 'video') ? 'movie' : 'folder'"
|
||
></u-icon>
|
||
<text class="u-upload__wrap__preview__other__text">{{item.isVideo || (item.type && item.type === 'video') ? '视频' : '文件'}}</text>
|
||
</view>
|
||
<view
|
||
class="u-upload__status"
|
||
v-if="item.status === 'uploading' || item.status === 'failed'"
|
||
>
|
||
<view class="u-upload__status__icon">
|
||
<u-icon
|
||
v-if="item.status === 'failed'"
|
||
name="close-circle"
|
||
color="#ffffff"
|
||
size="25"
|
||
/>
|
||
<u-loading-icon
|
||
size="22"
|
||
mode="circle"
|
||
color="#ffffff"
|
||
v-else
|
||
/>
|
||
</view>
|
||
<text
|
||
v-if="item.message"
|
||
class="u-upload__status__message"
|
||
>{{ item.message }}</text>
|
||
</view>
|
||
<view
|
||
class="u-upload__deletable"
|
||
v-if="item.status !== 'uploading' && (deletable || item.deletable)"
|
||
@tap.stop="deleteItem(index)"
|
||
>
|
||
<view class="u-upload__deletable__icon">
|
||
<u-icon
|
||
name="close"
|
||
color="#ffffff"
|
||
size="10"
|
||
></u-icon>
|
||
</view>
|
||
</view>
|
||
<view
|
||
class="u-upload__success"
|
||
v-if="item.status === 'success'"
|
||
>
|
||
<!-- #ifdef APP-NVUE -->
|
||
<image
|
||
:src="successIcon"
|
||
class="u-upload__success__icon"
|
||
></image>
|
||
<!-- #endif -->
|
||
<!-- #ifndef APP-NVUE -->
|
||
<view class="u-upload__success__icon">
|
||
<u-icon
|
||
name="checkmark"
|
||
color="#ffffff"
|
||
size="12"
|
||
></u-icon>
|
||
</view>
|
||
<!-- #endif -->
|
||
</view>
|
||
</view>
|
||
|
||
</template>
|
||
|
||
<template v-if="isInCount">
|
||
<view
|
||
v-if="$slots.default || $slots.$default"
|
||
@tap="chooseFile"
|
||
>
|
||
<slot />
|
||
</view>
|
||
<view
|
||
v-else
|
||
class="u-upload__button"
|
||
:hover-class="!disabled ? 'u-upload__button--hover' : ''"
|
||
hover-stay-time="150"
|
||
@tap="chooseFile"
|
||
:class="[disabled && 'u-upload__button--disabled']"
|
||
:style="[{
|
||
width: $u.addUnit(width),
|
||
height: $u.addUnit(height)
|
||
}]"
|
||
>
|
||
<u-icon
|
||
:name="uploadIcon"
|
||
size="26"
|
||
:color="uploadIconColor"
|
||
></u-icon>
|
||
<text
|
||
v-if="uploadText"
|
||
class="u-upload__button__text"
|
||
>{{ uploadText }}</text>
|
||
</view>
|
||
</template>
|
||
</view>
|
||
|
||
</view>
|
||
</template>
|
||
|
||
<script>
|
||
import {
|
||
chooseFile
|
||
} from './utils';
|
||
import mixinUp from './mixin.js';
|
||
import props from './props.js';
|
||
import mpMixin from '../../libs/mixin/mpMixin.js';
|
||
import mixin from '../../libs/mixin/mixin.js';
|
||
|
||
/**
|
||
* upload 上传
|
||
* @description 该组件用于上传图片场景
|
||
* @tutorial https://uviewui.com/components/upload.html
|
||
* @property {String} accept 接受的文件类型, 可选值为all media image file video （默认 'image' ）
|
||
* @property {String | Array} capture 图片或视频拾取模式，当accept为image类型时设置capture可选额外camera可以直接调起摄像头（默认 ['album', 'camera'] ）
|
||
* @property {Boolean} compressed 当accept为video时生效，是否压缩视频，默认为true（默认 true ）
|
||
* @property {String} camera 当accept为video时生效，可选值为back或front（默认 'back' ）
|
||
* @property {Number} maxDuration 当accept为video时生效，拍摄视频最长拍摄时间，单位秒（默认 60 ）
|
||
* @property {String} uploadIcon 上传区域的图标，只能内置图标（默认 'camera-fill' ）
|
||
* @property {String} uploadIconColor 上传区域的图标的字体颜色，只能内置图标（默认 #D3D4D6 ）
|
||
* @property {Boolean} useBeforeRead 是否开启文件读取前事件（默认 false ）
|
||
* @property {Boolean} previewFullImage 是否显示组件自带的图片预览功能（默认 true ）
|
||
* @property {String | Number} maxCount 最大上传数量（默认 52 ）
|
||
* @property {Boolean} disabled 是否启用（默认 false ）
|
||
* @property {String} imageMode 预览上传的图片时的裁剪模式，和image组件mode属性一致（默认 'aspectFill' ）
|
||
* @property {String} name 标识符，可以在回调函数的第二项参数中获取
|
||
* @property {Array} sizeType 所选的图片的尺寸, 可选值为original compressed（默认 ['original', 'compressed'] ）
|
||
* @property {Boolean} multiple 是否开启图片多选，部分安卓机型不支持 （默认 false ）
|
||
* @property {Boolean} deletable 是否展示删除按钮（默认 true ）
|
||
* @property {String | Number} maxSize 文件大小限制，单位为byte （默认 Number.MAX_VALUE ）
|
||
* @property {Array} fileList 显示已上传的文件列表
|
||
* @property {String} uploadText 上传区域的提示文字
|
||
* @property {String | Number} width 内部预览图片区域和选择图片按钮的区域宽度（默认 80 ）
|
||
* @property {String | Number} height 内部预览图片区域和选择图片按钮的区域高度（默认 80 ）
|
||
* @property {Object} customStyle 组件的样式，对象形式
|
||
* @event {Function} afterRead 读取后的处理函数
|
||
* @event {Function} beforeRead 读取前的处理函数
|
||
* @event {Function} oversize 文件超出大小限制
|
||
* @event {Function} clickPreview 点击预览图片
|
||
* @event {Function} delete 删除图片
|
||
* @example <u-upload :action="action" :fileList="fileList" ></u-upload>
|
||
*/
|
||
export default {
|
||
name: "u-upload",
|
||
mixins: [mpMixin, mixin, mixinUp, props],
|
||
data() {
|
||
return {
|
||
// #ifdef APP-NVUE
|
||
successIcon: 'data:image/png;base64,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',
|
||
// #endif
|
||
lists: [],
|
||
isInCount: true,
|
||
}
|
||
},
|
||
watch: {
|
||
// 监听文件列表的变化，重新整理内部数据
|
||
fileList: {
|
||
immediate: true,
|
||
handler() {
|
||
this.formatFileList()
|
||
},
|
||
immediate: true,
|
||
deep: true,
|
||
},
|
||
},
|
||
// #ifdef VUE3
|
||
emits: ['error', 'beforeRead', 'oversize', 'afterRead', 'delete', 'clickPreview'],
|
||
// #endif
|
||
methods: {
|
||
formatFileList() {
|
||
const {
|
||
fileList = [], maxCount
|
||
} = this;
|
||
const lists = fileList.map((item) =>
|
||
Object.assign(Object.assign({}, item), {
|
||
// 如果item.url为本地选择的blob文件的话，无法判断其为video还是image，此处优先通过accept做判断处理
|
||
isImage: this.accept === 'image' || uni.$u.test.image(item.url || item.thumb),
|
||
isVideo: this.accept === 'video' || uni.$u.test.video(item.url || item.thumb),
|
||
deletable: typeof(item.deletable) === 'boolean' ? item.deletable : this.deletable,
|
||
})
|
||
);
|
||
this.lists = lists
|
||
this.isInCount = lists.length < maxCount
|
||
},
|
||
chooseFile() {
|
||
const {
|
||
maxCount,
|
||
multiple,
|
||
lists,
|
||
disabled
|
||
} = this;
|
||
if (disabled) return;
|
||
// 如果用户传入的是字符串，需要格式化成数组
|
||
let capture;
|
||
try {
|
||
capture = uni.$u.test.array(this.capture) ? this.capture : this.capture.split(',');
|
||
}catch(e) {
|
||
capture = [];
|
||
}
|
||
chooseFile(
|
||
Object.assign({
|
||
accept: this.accept,
|
||
multiple: this.multiple,
|
||
capture: capture,
|
||
compressed: this.compressed,
|
||
maxDuration: this.maxDuration,
|
||
sizeType: this.sizeType,
|
||
camera: this.camera,
|
||
}, {
|
||
maxCount: maxCount - lists.length,
|
||
})
|
||
)
|
||
.then((res) => {
|
||
this.onBeforeRead(multiple ? res : res[0]);
|
||
})
|
||
.catch((error) => {
|
||
this.$emit('error', error);
|
||
});
|
||
},
|
||
// 文件读取之前
|
||
onBeforeRead(file) {
|
||
const {
|
||
beforeRead,
|
||
useBeforeRead,
|
||
} = this;
|
||
let res = true
|
||
// beforeRead是否为一个方法
|
||
if (uni.$u.test.func(beforeRead)) {
|
||
// 如果用户定义了此方法，则去执行此方法，并传入读取的文件回调
|
||
res = beforeRead(file, this.getDetail());
|
||
}
|
||
if (useBeforeRead) {
|
||
res = new Promise((resolve, reject) => {
|
||
this.$emit(
|
||
'beforeRead',
|
||
Object.assign(Object.assign({
|
||
file
|
||
}, this.getDetail()), {
|
||
callback: (ok) => {
|
||
ok ? resolve() : reject();
|
||
},
|
||
})
|
||
);
|
||
});
|
||
}
|
||
if (!res) {
|
||
return;
|
||
}
|
||
if (uni.$u.test.promise(res)) {
|
||
res.then((data) => this.onAfterRead(data || file));
|
||
} else {
|
||
this.onAfterRead(file);
|
||
}
|
||
},
|
||
getDetail(index) {
|
||
return {
|
||
name: this.name,
|
||
index: index == null ? this.fileList.length : index,
|
||
};
|
||
},
|
||
onAfterRead(file) {
|
||
const {
|
||
maxSize,
|
||
afterRead
|
||
} = this;
|
||
const oversize = Array.isArray(file) ?
|
||
file.some((item) => item.size > maxSize) :
|
||
file.size > maxSize;
|
||
if (oversize) {
|
||
this.$emit('oversize', Object.assign({
|
||
file
|
||
}, this.getDetail()));
|
||
return;
|
||
}
|
||
if (typeof afterRead === 'function') {
|
||
afterRead(file, this.getDetail());
|
||
}
|
||
this.$emit('afterRead', Object.assign({
|
||
file
|
||
}, this.getDetail()));
|
||
},
|
||
deleteItem(index) {
|
||
this.$emit(
|
||
'delete',
|
||
Object.assign(Object.assign({}, this.getDetail(index)), {
|
||
file: this.fileList[index],
|
||
})
|
||
);
|
||
},
|
||
// 预览图片
|
||
onPreviewImage(item) {
|
||
if (!item.isImage || !this.previewFullImage) return
|
||
uni.previewImage({
|
||
// 先filter找出为图片的item，再返回filter结果中的图片url
|
||
urls: this.lists.filter((item) => this.accept === 'image' || uni.$u.test.image(item.url || item.thumb)).map((item) => item.url || item.thumb),
|
||
current: item.url || item.thumb,
|
||
fail() {
|
||
uni.$u.toast('预览图片失败')
|
||
},
|
||
});
|
||
},
|
||
onPreviewVideo(event) {
|
||
if (!this.data.previewFullImage) return;
|
||
const {
|
||
index
|
||
} = event.currentTarget.dataset;
|
||
const {
|
||
lists
|
||
} = this.data;
|
||
wx.previewMedia({
|
||
sources: lists
|
||
.filter((item) => isVideoFile(item))
|
||
.map((item) =>
|
||
Object.assign(Object.assign({}, item), {
|
||
type: 'video'
|
||
})
|
||
),
|
||
current: index,
|
||
fail() {
|
||
uni.$u.toast('预览视频失败')
|
||
},
|
||
});
|
||
},
|
||
onClickPreview(event) {
|
||
const {
|
||
index
|
||
} = event.currentTarget.dataset;
|
||
const item = this.data.lists[index];
|
||
this.$emit(
|
||
'clickPreview',
|
||
Object.assign(Object.assign({}, item), this.getDetail(index))
|
||
);
|
||
}
|
||
}
|
||
}
|
||
</script>
|
||
|
||
<style lang="scss" scoped>
|
||
@import '../../libs/css/components.scss';
|
||
$u-upload-preview-border-radius: 2px !default;
|
||
$u-upload-preview-margin: 0 8px 8px 0 !default;
|
||
$u-upload-image-width:80px !default;
|
||
$u-upload-image-height:$u-upload-image-width;
|
||
$u-upload-other-bgColor: rgb(242, 242, 242) !default;
|
||
$u-upload-other-flex:1 !default;
|
||
$u-upload-text-font-size:11px !default;
|
||
$u-upload-text-color:$u-tips-color !default;
|
||
$u-upload-text-margin-top:2px !default;
|
||
$u-upload-deletable-right:0 !default;
|
||
$u-upload-deletable-top:0 !default;
|
||
$u-upload-deletable-bgColor:rgb(55, 55, 55) !default;
|
||
$u-upload-deletable-height:14px !default;
|
||
$u-upload-deletable-width:$u-upload-deletable-height;
|
||
$u-upload-deletable-boder-bottom-left-radius:100px !default;
|
||
$u-upload-deletable-zIndex:3 !default;
|
||
$u-upload-success-bottom:0 !default;
|
||
$u-upload-success-right:0 !default;
|
||
$u-upload-success-border-style:solid !default;
|
||
$u-upload-success-border-top-color:transparent !default;
|
||
$u-upload-success-border-left-color:transparent !default;
|
||
$u-upload-success-border-bottom-color: $u-success !default;
|
||
$u-upload-success-border-right-color:$u-upload-success-border-bottom-color;
|
||
$u-upload-success-border-width:9px !default;
|
||
$u-upload-icon-top:0px !default;
|
||
$u-upload-icon-right:0px !default;
|
||
$u-upload-icon-h5-top:1px !default;
|
||
$u-upload-icon-h5-right:0 !default;
|
||
$u-upload-icon-width:16px !default;
|
||
$u-upload-icon-height:$u-upload-icon-width;
|
||
$u-upload-success-icon-bottom:-10px !default;
|
||
$u-upload-success-icon-right:-10px !default;
|
||
$u-upload-status-right:0 !default;
|
||
$u-upload-status-left:0 !default;
|
||
$u-upload-status-bottom:0 !default;
|
||
$u-upload-status-top:0 !default;
|
||
$u-upload-status-bgColor:rgba(0, 0, 0, 0.5) !default;
|
||
$u-upload-status-icon-Zindex:1 !default;
|
||
$u-upload-message-font-size:12px !default;
|
||
$u-upload-message-color:#FFFFFF !default;
|
||
$u-upload-message-margin-top:5px !default;
|
||
$u-upload-button-width:80px !default;
|
||
$u-upload-button-height:$u-upload-button-width;
|
||
$u-upload-button-bgColor:rgb(244, 245, 247) !default;
|
||
$u-upload-button-border-radius:2px !default;
|
||
$u-upload-botton-margin: 0 8px 8px 0 !default;
|
||
$u-upload-text-font-size:11px !default;
|
||
$u-upload-text-color:$u-tips-color !default;
|
||
$u-upload-text-margin-top: 2px !default;
|
||
$u-upload-hover-bgColor:rgb(230, 231, 233) !default;
|
||
$u-upload-disabled-opacity:.5 !default;
|
||
|
||
.u-upload {
|
||
@include flex(column);
|
||
flex: 1;
|
||
|
||
&__wrap {
|
||
@include flex;
|
||
flex-wrap: wrap;
|
||
flex: 1;
|
||
|
||
&__preview {
|
||
border-radius: $u-upload-preview-border-radius;
|
||
margin: $u-upload-preview-margin;
|
||
position: relative;
|
||
overflow: hidden;
|
||
@include flex;
|
||
|
||
&__image {
|
||
width: $u-upload-image-width;
|
||
height: $u-upload-image-height;
|
||
}
|
||
|
||
&__other {
|
||
width: $u-upload-image-width;
|
||
height: $u-upload-image-height;
|
||
background-color: $u-upload-other-bgColor;
|
||
flex: $u-upload-other-flex;
|
||
@include flex(column);
|
||
justify-content: center;
|
||
align-items: center;
|
||
|
||
&__text {
|
||
font-size: $u-upload-text-font-size;
|
||
color: $u-upload-text-color;
|
||
margin-top: $u-upload-text-margin-top;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
&__deletable {
|
||
position: absolute;
|
||
top: $u-upload-deletable-top;
|
||
right: $u-upload-deletable-right;
|
||
background-color: $u-upload-deletable-bgColor;
|
||
height: $u-upload-deletable-height;
|
||
width: $u-upload-deletable-width;
|
||
@include flex;
|
||
border-bottom-left-radius: $u-upload-deletable-boder-bottom-left-radius;
|
||
align-items: center;
|
||
justify-content: center;
|
||
z-index: $u-upload-deletable-zIndex;
|
||
|
||
&__icon {
|
||
position: absolute;
|
||
transform: scale(0.7);
|
||
top: $u-upload-icon-top;
|
||
right: $u-upload-icon-right;
|
||
/* #ifdef H5 */
|
||
top: $u-upload-icon-h5-top;
|
||
right: $u-upload-icon-h5-right;
|
||
/* #endif */
|
||
}
|
||
}
|
||
|
||
&__success {
|
||
position: absolute;
|
||
bottom: $u-upload-success-bottom;
|
||
right: $u-upload-success-right;
|
||
@include flex;
|
||
// 由于weex(nvue)为阿里巴巴的KPI(部门业绩考核)的laji产物，不支持css绘制三角形
|
||
// 所以在nvue下使用图片，非nvue下使用css实现
|
||
/* #ifndef APP-NVUE */
|
||
border-style: $u-upload-success-border-style;
|
||
border-top-color: $u-upload-success-border-top-color;
|
||
border-left-color: $u-upload-success-border-left-color;
|
||
border-bottom-color: $u-upload-success-border-bottom-color;
|
||
border-right-color: $u-upload-success-border-right-color;
|
||
border-width: $u-upload-success-border-width;
|
||
align-items: center;
|
||
justify-content: center;
|
||
/* #endif */
|
||
|
||
&__icon {
|
||
/* #ifndef APP-NVUE */
|
||
position: absolute;
|
||
transform: scale(0.7);
|
||
bottom: $u-upload-success-icon-bottom;
|
||
right: $u-upload-success-icon-right;
|
||
/* #endif */
|
||
/* #ifdef APP-NVUE */
|
||
width: $u-upload-icon-width;
|
||
height: $u-upload-icon-height;
|
||
/* #endif */
|
||
}
|
||
}
|
||
|
||
&__status {
|
||
position: absolute;
|
||
top: $u-upload-status-top;
|
||
bottom: $u-upload-status-bottom;
|
||
left: $u-upload-status-left;
|
||
right: $u-upload-status-right;
|
||
background-color: $u-upload-status-bgColor;
|
||
@include flex(column);
|
||
align-items: center;
|
||
justify-content: center;
|
||
|
||
&__icon {
|
||
position: relative;
|
||
z-index: $u-upload-status-icon-Zindex;
|
||
}
|
||
|
||
&__message {
|
||
font-size: $u-upload-message-font-size;
|
||
color: $u-upload-message-color;
|
||
margin-top: $u-upload-message-margin-top;
|
||
}
|
||
}
|
||
|
||
&__button {
|
||
@include flex(column);
|
||
align-items: center;
|
||
justify-content: center;
|
||
width: $u-upload-button-width;
|
||
height: $u-upload-button-height;
|
||
background-color: $u-upload-button-bgColor;
|
||
border-radius: $u-upload-button-border-radius;
|
||
margin: $u-upload-botton-margin;
|
||
/* #ifndef APP-NVUE */
|
||
box-sizing: border-box;
|
||
/* #endif */
|
||
|
||
&__text {
|
||
font-size: $u-upload-text-font-size;
|
||
color: $u-upload-text-color;
|
||
margin-top: $u-upload-text-margin-top;
|
||
}
|
||
|
||
&--hover {
|
||
background-color: $u-upload-hover-bgColor;
|
||
}
|
||
|
||
&--disabled {
|
||
opacity: $u-upload-disabled-opacity;
|
||
}
|
||
}
|
||
}
|
||
</style>
|